Problem & Solution

Practical answers to common plastic material challenges

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EMA Extrusion Pelletizing Connected Pellets

Extrusion & Post EMA pelletizing connected pellets pelletizing water temperature cutter speed elastic recovery

EMA Extrusion Melt Fracture

Extrusion & Post EMA extrusion melt fracture elastic recovery die L/D extrusion rate

EEA Internal Delamination Cracking

Extrusion & Post EEA internal delamination interfacial bonding compatibilizer uniform cooling

EEA Surface Snakeskin Pattern

Extrusion & Post EEA snakeskin pattern extrusion temperature elastic recovery die temperature control

EEA Screw Slipping

Screw slipping is caused by premature melting; cooling the feeding section is key

Extrusion & Post EEA screw slipping feeding section temperature premature melting flight deepening

EEA Large Dimensional Change with Temperature

Extrusion & Post EEA dimensional temperature sensitivity thermal expansion coefficient rigid filler annealing treatment

EEA Vacuum Section Material Overflow

Extrusion & Post EEA vacuum section overflow melt viscosity temperature reduction vent baffle

EEA Dense Surface Pits

Extrusion & Post EEA surface pits impurity particles mold repair pure raw material

EEA extruded pipe ovality out of tolerance

Extrusion & Post EEA pipeovalityannular coolingvacuum sizinguniform haul-off

Large current fluctuation of EEA extruder

Extrusion & Post EEA extrusioncurrent fluctuationtemperature control accuracyscrew designfeeding stability

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